193900275

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{21019}}^1$

素因数の和:21076

約数の個数: 36

約数和(自身を含む): 355784520

約数和(自身を除く): 161884245

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 205, 225, 369, 615, 1025, 1845, 3075, 9225, 21019, 63057, 105095, 189171, 315285, 525475, 861779, 945855, 1576425, 2585337, 4308895, 4729275, 7756011, 12926685, 21544475, 38780055, 64633425, 193900275]

約数ペア:

[(1, 193900275), (3, 64633425), (5, 38780055), (9, 21544475), (15, 12926685), (25, 7756011), (41, 4729275), (45, 4308895), (75, 2585337), (123, 1576425), (205, 945855), (225, 861779), (369, 525475), (615, 315285), (1025, 189171), (1845, 105095), (3075, 63057), (9225, 21019)]